RosettaCodeData/Task/Environment-variables/Lasso/environment-variables.lasso
2016-12-05 23:44:36 +01:00

15 lines
329 B
Text

#!/usr/bin/lasso9
define getenv(sysvar::string) => {
local(regexp = regexp(
-find = `(?m)^` + #sysvar + `=(.*?)$`,
-input = sys_environ -> join('\n'),
-ignorecase
))
return #regexp ->find ? #regexp -> matchString(1)
}
stdoutnl(getenv('HOME'))
stdoutnl(getenv('PATH'))
stdoutnl(getenv('USER'))
stdoutnl(getenv('WHAT'))